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Mathematics, 13.03.2021 08:20 leoniandreww

Mario started with the expression 2(x+ y) + 5(x+7y), applied several steps and simplified the expression to 7x+ 37y.
Mario used problem solving to obtain 7x+ 37y. Write the steps using math properties to show
how he got his answer.

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Mario started with the expression 2(x+ y) + 5(x+7y), applied several steps and simplified the expre...

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